/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <iostream>

#include "cuttlefish/utils/result.h"

namespace cuttlefish {

Result<std::vector<std::optional<std::string>>> Bar(const std::string& s1) {
  CF_EXPECT(s1.size() != 2, std::string("") << " test " << 2 << " is not "
                                            << "size of " << s1 << ", which is "
                                            << s1.size());
  return std::vector<std::optional<std::string>>{std::nullopt};
}

Result<void> Foo() {
  CF_EXPECT(std::string("Hello").size());
  return {};
}

}  // namespace cuttlefish

int main() {
  auto result = cuttlefish::Foo();
  std::cout << std::boolalpha << result.ok() << std::endl;
  auto result2 = cuttlefish::Bar("Hi");
  if (!result2.ok()) {
    std::cout << result2.error().Trace() << std::endl;
  }
  return 0;
}
